teleselling vs telemarketing

teleselling and telemarketing both are nouns.

Word	Noun	Adjective	Verb	Adverb
teleselling	Yes	No	No	No
telemarketing	Yes	No	No	No

As nouns, teleselling and telemarketing are synonyms defined as:

teleselling and telemarketing: the use of the telephone as an interactive medium for promotion and sales

Other synonyms of teleselling include telecommerce.

teleselling (noun)	telemarketing (noun)
the use of the telephone as an interactive medium for promotion and sales	the use of the telephone as an interactive medium for promotion and sales